turn up like a bad penny
不請自來；一直出現不受歡迎的人或事物
口語·表達厭煩某人或事物反復出現
英文釋義
to unexpectedly appear, especially in an unwanted or negative way
例句
I thought I was rid of him, but he turned up like a bad penny at the party.
典故來源
源自舊時劣質硬幣反復出現，比喻不受歡迎的人或事總出現。